800023 has 12 divisors (see below), whose sum is σ = 964440. Its totient is φ = 660912.

The previous prime is 800011. The next prime is 800029. The reversal of 800023 is 320008.

800023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 800023 - 2⁵ = 799991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 799976 and 800012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1140 + ... + 1702.

It is an arithmetic number, because the mean of its divisors is an integer number (80370).

2⁸⁰⁰⁰²³ is an apocalyptic number.

800023 is a deficient number, since it is larger than the sum of its proper divisors (164417).

800023 is a wasteful number, since it uses less digits than its factorization.

800023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 800023 is about 894.4400482984. The cubic root of 800023 is about 92.8326663016.

The spelling of 800023 in words is "eight hundred thousand, twenty-three".